After graduating from Kokushikan University, he joined Furukawa Electric (later JEF United Ichihara) in 1988.
He played 67 games and scored 14 goals in Japan Soccer League.
From 1993, he played for Japan Football League club PJM Futures (1993-1994), Fukuoka Blux (1995) and Oita Trinity (1996).
In 1988, Minoguchi was selected Japan national "B team" for 1988 Asian Cup.
This biographical article related to a Japanese association football forward is a stub.